Home / 3,270.02-4,512.12-1,872.50

Finding the Fourth Proportional to 3,270.02, 4,512.12 and 1,872.50

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Solution

The fourth proportional to 3,270.02, 4,512.12 and 1,872.50 is: 2,583.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.02 : 4,512.12 = 1,872.50 : x
  2. Step 2: Convert to fraction form
    3,270.02/4,512.12 = 1,872.50/x
  3. Step 3: Cross multiply
    3,270.02x = 4,512.12 × 1,872.50
  4. Step 4: Simplify right side
    3,270.02x = 8,448,944.70
  5. Step 5: Solve for x
    x = 8,448,944.70/3,270.02
  6. Step 6: Final answer
    x = 2,583.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.